On Aug 31, 2006, at 12:04 , Tom Lane wrote:
The two major complaints that I've seen are
<snip>
Neither of these problems have anything to do with statistics getting stale.
Not stats-- plans. Plan invalidation has been discussed before, no?
-M
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TIP 9: In versions below 8.0, the planner will ignore your desire to
choose an index scan if your joining column's datatypes do not
match
